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What is relationship? Give examples A relationship is an association between several entities. Example: A depositor relationship associates a customer with every account tha
The primary key is selected from the
what is file organization? what are file organization techniques.explain in detail? explain random file organization technique, multikey file organization technique?what is indexin
State the definition of association An association is a structural relationship which specifies that objects of one thing are connected with objects of another. In UML, asso
tell me the functionality,advantages and disadvantages of student database
object oriented database
Domain Constraint It shows that each attribute in a relation has to contain an atomic value only from the corresponding domains. The data types associated with commercial RDBMS
What are the advantages of object ID? The main advantages of Object IDs are as below: i) IDs are not changing ii) IDs are completely independent of the changes in data v
State the Design of Associations Before designing associations, it is essential to know the way they are used. For this, analysis of association traversals is required. It is
What was the method in which records are physically stored in a specified order according to a key field in each record ? A method in which records are physically stored within
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